Bringing Coraline and her world to life took more than a few puppet heads. The crew on Coraline followed a detailed cataloging system to bring even the smallest puppet facial tick to life. Watch Coraline's DVD extras reavealing the process.

Tedious, no? This is one of the bonus features on theCoraline DVD, out July 21st. But there's a lot more from director Henry Selick and even original creator Neil Gaiman on the disc. Plus both the Blu-ray and DVD will have the 2-D and 3-D versions of the film.

BONUS FEATURES EXCLUSIVE TO BLU-RAYTM HI-DEF:

• U-CONTROL ON 2-D FEATURE – Universal's exclusive signature feature allows viewers to delve into the making of the film with the click of the remote without ever leaving the movie. Through picture-in-picture, fans can enhance their understanding of how the movie was made by viewing tours of the sets, animatics and behind-the-scenes moments, including voiceover sessions.